Home / 5,552.99-8,329.55-2,779.01

Finding the Fourth Proportional to 5,552.99, 8,329.55 and 2,779.01

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Solution

The fourth proportional to 5,552.99, 8,329.55 and 2,779.01 is: 4,168.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.99 : 8,329.55 = 2,779.01 : x
  2. Step 2: Convert to fraction form
    5,552.99/8,329.55 = 2,779.01/x
  3. Step 3: Cross multiply
    5,552.99x = 8,329.55 × 2,779.01
  4. Step 4: Simplify right side
    5,552.99x = 23,147,902.75
  5. Step 5: Solve for x
    x = 23,147,902.75/5,552.99
  6. Step 6: Final answer
    x = 4,168.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.